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EncodingTest.java
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EncodingTest.java
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/*
* Copyright (c) 2016, 2020 Oracle and/or its affiliates. All rights reserved.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v. 2.0 which is available at
* http://www.eclipse.org/legal/epl-2.0,
* or the Eclipse Distribution License v. 1.0 which is available at
* http://www.eclipse.org/org/documents/edl-v10.php.
*
* SPDX-License-Identifier: EPL-2.0 OR BSD-3-Clause
*/
package org.eclipse.yasson.customization;
import org.junit.jupiter.api.*;
import static org.junit.jupiter.api.Assertions.*;
import org.eclipse.yasson.TestTypeToken;
import jakarta.json.bind.Jsonb;
import jakarta.json.bind.JsonbBuilder;
import jakarta.json.bind.JsonbConfig;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.InputStream;
import java.io.UnsupportedEncodingException;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import java.util.ResourceBundle;
import java.util.logging.Logger;
/**
* Tests encoding to JSONP propagation
*
* @author Roman Grigoriadi
*/
public class EncodingTest {
private static final Logger logger = Logger.getLogger(EncodingTest.class.getName());
private static final String[] CZECH;
private static final String[] RUSSIAN;
static {
ResourceBundle messages = ResourceBundle.getBundle("yasson-messages");
CZECH = messages.getString("czechDiacritics").split(",");
RUSSIAN = messages.getString("russianDiacritics").split(",");
}
@Test
public void testCP1250Encoding() throws UnsupportedEncodingException {
String encoding = "cp1250";
Jsonb jsonb = JsonbBuilder.create(new JsonbConfig().withEncoding(encoding));
testMarshaller(CZECH, jsonb, encoding);
testUnmarshaller(CZECH, jsonb, encoding);
}
@Test
public void testUTF8Encoding() throws UnsupportedEncodingException {
String encoding = "UTF-8";
Jsonb jsonb = JsonbBuilder.create(new JsonbConfig().withEncoding(encoding));
testMarshaller(CZECH, jsonb, encoding);
testUnmarshaller(CZECH, jsonb, encoding);
testMarshaller(RUSSIAN, jsonb, encoding);
testUnmarshaller(RUSSIAN, jsonb, encoding);
}
@Test
public void testcp1251Encoding() throws UnsupportedEncodingException {
String encoding = "cp1251";
Jsonb jsonb = JsonbBuilder.create(new JsonbConfig().withEncoding(encoding));
testMarshaller(RUSSIAN, jsonb, encoding);
testUnmarshaller(RUSSIAN, jsonb, encoding);
}
private static void testMarshaller(String[] input, Jsonb jsonb, String encoding) throws UnsupportedEncodingException {
List<String> strings = Arrays.asList(input);
ByteArrayOutputStream baos = new ByteArrayOutputStream();
jsonb.toJson(strings, baos);
String marshallerResult = baos.toString(encoding);
logger.finest("Marshaller JSON result: "+marshallerResult);
assertEquals(diacriticsToJsonArray(input), marshallerResult);
}
private static void testUnmarshaller(String[] input, Jsonb jsonb, String encoding) throws UnsupportedEncodingException {
String json = diacriticsToJsonArray(input);
logger.finest("JSON for unmarshaller: "+json);
InputStream bis = new ByteArrayInputStream(json.getBytes(encoding));
ArrayList<String> result = jsonb.fromJson(bis, new TestTypeToken<ArrayList<String>>(){}.getType());
assertArrayEquals(input, result.toArray(new String[result.size()]));
}
private static String diacriticsToJsonArray(String[] diacritics) {
StringBuilder sb = new StringBuilder();
sb.append("[");
for (String str : diacritics) {
sb.append("\"").append(str).append("\",");
}
sb.deleteCharAt(sb.length() - 1);
sb.append("]");
return sb.toString();
}
}